Home / 249,437.40-344,218.02-136,260.60

Finding the Fourth Proportional to 249,437.40, 344,218.02 and 136,260.60

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Solution

The fourth proportional to 249,437.40, 344,218.02 and 136,260.60 is: 188,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,437.40 : 344,218.02 = 136,260.60 : x
  2. Step 2: Convert to fraction form
    249,437.40/344,218.02 = 136,260.60/x
  3. Step 3: Cross multiply
    249,437.40x = 344,218.02 × 136,260.60
  4. Step 4: Simplify right side
    249,437.40x = 46,903,353,936.01
  5. Step 5: Solve for x
    x = 46,903,353,936.01/249,437.40
  6. Step 6: Final answer
    x = 188,036.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.